Commit | Line | Data |
---|---|---|
9bc33297 IJ |
1 | #!/usr/bin/tclsh8.2 |
2 | ||
3 | set host chiark | |
4 | set port 6667 | |
7ce72032 | 5 | if {![info exists nick]} { set nick Blight } |
a69f7d2c | 6 | if {![info exists ownfullname]} { set ownfullname "here to Help" } |
e1ba63be | 7 | set ownmailaddr blight@chiark.greenend.org.uk |
e1ba63be IJ |
8 | |
9 | if {![info exists globalsecret]} { | |
10 | set gsfile [open /dev/urandom r] | |
11 | fconfigure $gsfile -translation binary | |
12 | set globalsecret [read $gsfile 32] | |
13 | binary scan $globalsecret H* globalsecret | |
14 | close $gsfile | |
15 | unset gsfile | |
16 | } | |
9bc33297 | 17 | |
20087363 IJ |
18 | proc manyset {list args} { |
19 | foreach val $list var $args { | |
20 | upvar 1 $var my | |
21 | set my $val | |
22 | } | |
23 | } | |
24 | ||
7a70431a IJ |
25 | proc try_except_finally {try except finally} { |
26 | global errorInfo errorCode | |
27 | set er [catch { uplevel 1 $try } emsg] | |
28 | if {$er} { | |
29 | set ei $errorInfo | |
30 | set ec $errorCode | |
31 | if {[catch { uplevel 1 $except } emsg3]} { | |
32 | append ei "\nALSO ERROR HANDLING ERROR:\n$emsg3" | |
33 | } | |
34 | } | |
35 | set er2 [catch { uplevel 1 $finally } emsg2] | |
36 | if {$er} { | |
37 | if {$er2} { | |
38 | append ei "\nALSO ERROR CLEANING UP:\n$emsg2" | |
39 | } | |
40 | return -code $er -errorinfo $ei -errorcode $ec $emsg | |
41 | } elseif {$er2} { | |
42 | return -code $er2 -errorinfo $errorInfo -errorcode $errorCode $emsg2 | |
43 | } else { | |
44 | return $emsg | |
45 | } | |
46 | } | |
47 | ||
cc2d31de IJ |
48 | proc sendout {command args} { |
49 | global sock | |
9bc33297 IJ |
50 | if {[llength $args]} { |
51 | set la [lindex $args end] | |
52 | set args [lreplace $args end end] | |
53 | foreach i $args { | |
54 | if {[regexp {[: ]} $i]} { | |
cc2d31de | 55 | error "bad argument in output $i ($command $args)" |
9bc33297 IJ |
56 | } |
57 | } | |
cc2d31de | 58 | lappend args :$la |
9bc33297 IJ |
59 | } |
60 | set args [lreplace $args 0 -1 $command] | |
cc2d31de | 61 | set string [join $args { }] |
83dd1224 | 62 | puts "[clock seconds] -> $string" |
9bc33297 IJ |
63 | puts $sock $string |
64 | } | |
9bc33297 IJ |
65 | |
66 | proc log {data} { | |
67 | puts $data | |
68 | } | |
69 | ||
70 | proc logerror {data} { | |
71 | log $data | |
cc2d31de IJ |
72 | } |
73 | ||
74 | proc saveeic {} { | |
75 | global saveei saveec errorInfo errorCode | |
76 | ||
77 | set saveei $errorInfo | |
78 | set saveec $errorCode | |
79 | ||
80 | puts ">$saveec|$saveei<" | |
81 | } | |
82 | ||
83 | proc bgerror {msg} { | |
84 | global save | |
85 | logerror $msg | |
86 | saveeic | |
87 | } | |
9bc33297 IJ |
88 | |
89 | proc onread {args} { | |
17bfe24c | 90 | global sock nick calling_nick errorInfo errorCode |
9bc33297 | 91 | |
cc2d31de IJ |
92 | if {[gets $sock line] == -1} { set terminate 1; return } |
93 | regsub -all "\[^ -\176\240-\376\]" $line ? line | |
9bc33297 | 94 | set org $line |
17bfe24c IJ |
95 | |
96 | set ei $errorInfo | |
97 | set ec $errorCode | |
a4a1f396 | 98 | catch { unset calling_nick } |
17bfe24c IJ |
99 | set errorInfo $ei |
100 | set errorCode $ec | |
101 | ||
9bc33297 IJ |
102 | if {[regexp -nocase {^:([^ ]+) (.*)} $line dummy prefix remain]} { |
103 | set line $remain | |
a4a1f396 IJ |
104 | if {[regexp {^([^!]+)!} $prefix dummy maybenick]} { |
105 | set calling_nick $maybenick | |
106 | if {"[irctolower $maybenick]" == "[irctolower $nick]"} return | |
107 | } | |
9bc33297 IJ |
108 | } else { |
109 | set prefix {} | |
110 | } | |
cc2d31de | 111 | if {![string length $line]} { return } |
9bc33297 IJ |
112 | if {![regexp -nocase {^([0-9a-z]+) *(.*)} $line dummy command line]} { |
113 | log "bad command: $org" | |
114 | return | |
115 | } | |
cc2d31de | 116 | set command [string toupper $command] |
9bc33297 | 117 | set params {} |
cc2d31de | 118 | while {[regexp {^([^ :]+) *(.*)} $line dummy thisword line]} { |
9bc33297 IJ |
119 | lappend params $thisword |
120 | } | |
121 | if {[regexp {^:(.*)} $line dummy thisword]} { | |
122 | lappend params $thisword | |
123 | } elseif {[string length $line]} { | |
124 | log "junk at end: $org" | |
125 | return | |
126 | } | |
cc2d31de IJ |
127 | if {"$command" == "PRIVMSG" && |
128 | [regexp {^[&#+!]} [lindex $params 0]] && | |
129 | ![regexp {^!} [lindex $params 1]]} { | |
130 | # on-channel message, ignore | |
422f52e4 | 131 | catch { |
83dd1224 | 132 | recordlastseen_p $prefix "talking on [lindex $params 0]" 1 |
422f52e4 | 133 | } |
cc2d31de IJ |
134 | return |
135 | } | |
83dd1224 | 136 | log "[clock seconds] <- $org" |
9bc33297 | 137 | set procname msg_$command |
cc2d31de | 138 | if {[catch { info body $procname }]} { return } |
9bc33297 IJ |
139 | if {[catch { |
140 | eval [list $procname $prefix $command] $params | |
141 | } emsg]} { | |
142 | logerror "error: $emsg ($prefix $command $params)" | |
cc2d31de | 143 | saveeic |
9bc33297 IJ |
144 | } |
145 | } | |
146 | ||
7ce72032 | 147 | proc sendprivmsg {dest l} { |
20087363 IJ |
148 | foreach v [split $l "\n"] { |
149 | sendout [expr {[ischan $dest] ? "PRIVMSG" : "NOTICE"}] $dest $v | |
150 | } | |
83dd1224 | 151 | } |
7ce72032 IJ |
152 | proc sendaction {dest what} { sendout PRIVMSG $dest "\001ACTION $what\001" } |
153 | proc msendprivmsg {dest ll} { foreach l $ll { sendprivmsg $dest $l } } | |
154 | proc msendprivmsg_delayed {delay dest ll} { after $delay [list msendprivmsg $dest $ll] } | |
83dd1224 | 155 | |
cc2d31de IJ |
156 | proc prefix_none {} { |
157 | upvar 1 p p | |
9bc33297 | 158 | if {[string length $p]} { error "prefix specified" } |
cc2d31de | 159 | } |
9bc33297 | 160 | |
cc2d31de IJ |
161 | proc msg_PING {p c s1} { |
162 | prefix_none | |
163 | sendout PONG $s1 | |
9bc33297 IJ |
164 | } |
165 | ||
cc2d31de IJ |
166 | proc check_nick {n} { |
167 | if {[regexp -nocase {[^][\\`_^{|}a-z0-9-]} $n]} { error "bad char in nick" } | |
168 | if {[regexp {^[-0-9]} $n]} { error "bad nick start" } | |
169 | } | |
170 | ||
422f52e4 IJ |
171 | proc ischan {dest} { |
172 | return [regexp {^[&#+!]} $dest] | |
173 | } | |
174 | ||
175 | proc irctolower {v} { | |
176 | foreach {from to} [list "\\\[" "{" \ | |
177 | "\\\]" "}" \ | |
178 | "\\\\" "|" \ | |
179 | "~" "^"] { | |
180 | regsub -all $from $v $to v | |
181 | } | |
182 | return [string tolower $v] | |
183 | } | |
184 | ||
cc2d31de IJ |
185 | proc prefix_nick {} { |
186 | global nick | |
187 | upvar 1 p p | |
188 | upvar 1 n n | |
189 | if {![regexp {^([^!]+)!} $p dummy n]} { error "not from nick" } | |
190 | check_nick $n | |
a056c4bd IJ |
191 | if {"[irctolower $n]" == "[irctolower $nick]"} { |
192 | error "from myself" {} {} | |
193 | } | |
422f52e4 IJ |
194 | } |
195 | ||
7ce72032 | 196 | proc showintervalsecs {howlong} { |
d83fb8db IJ |
197 | return [showintervalsecs/[opt timeformat] $howlong] |
198 | } | |
199 | ||
200 | proc showintervalsecs/ks {howlong} { | |
7ce72032 IJ |
201 | if {$howlong < 1000} { |
202 | return "${howlong}s" | |
83dd1224 IJ |
203 | } else { |
204 | if {$howlong < 1000000} { | |
205 | set pfx k | |
206 | set scale 1000 | |
207 | } else { | |
208 | set pfx M | |
209 | set scale 1000000 | |
210 | } | |
211 | set value [expr "$howlong.0 / $scale"] | |
212 | foreach {min format} {100 %.0f 10 %.1f 1 %.2f} { | |
213 | if {$value < $min} continue | |
7ce72032 | 214 | return [format "$format${pfx}s" $value] |
83dd1224 IJ |
215 | } |
216 | } | |
217 | } | |
218 | ||
d83fb8db IJ |
219 | proc format_qty {qty unit} { |
220 | set o $qty | |
221 | append o " " | |
222 | append o $unit | |
223 | if {$qty != 1} { append o s } | |
224 | return $o | |
225 | } | |
226 | ||
227 | proc showintervalsecs/hms {qty} { | |
228 | set ul {second 60 minute 60 hour 24 day 7 week} | |
229 | set remainv 0 | |
230 | while {[llength $ul] > 1 && $qty >= [set uv [lindex $ul 1]]} { | |
231 | set remainu [lindex $ul 0] | |
232 | set remainv [expr {$qty % $uv}] | |
233 | set qty [expr {($qty-$remainv)/$uv}] | |
234 | set ul [lreplace $ul 0 1] | |
235 | } | |
236 | set o [format_qty $qty [lindex $ul 0]] | |
237 | if {$remainv} { | |
238 | append o " " | |
239 | append o [format_qty $remainv $remainu] | |
240 | } | |
241 | return $o | |
242 | } | |
243 | ||
7ce72032 IJ |
244 | proc showinterval {howlong} { |
245 | if {$howlong <= 0} { | |
246 | return {just now} | |
247 | } else { | |
248 | return "[showintervalsecs $howlong] ago" | |
249 | } | |
250 | } | |
251 | ||
83dd1224 IJ |
252 | proc showtime {when} { |
253 | return [showinterval [expr {[clock seconds] - $when}]] | |
254 | } | |
255 | ||
256 | proc def_msgproc {name argl body} { | |
257 | proc msg_$name "varbase $argl" "\ | |
258 | upvar #0 msg/\$varbase/dest d\n\ | |
259 | upvar #0 msg/\$varbase/str s\n\ | |
260 | upvar #0 msg/\$varbase/accum a\n\ | |
261 | $body" | |
262 | } | |
263 | ||
264 | def_msgproc begin {dest str} { | |
265 | set d $dest | |
266 | set s $str | |
267 | set a {} | |
268 | } | |
269 | ||
270 | def_msgproc append {str} { | |
271 | set ns "$s$str" | |
272 | if {[string length $s] && [string length $ns] > 65} { | |
273 | msg__sendout $varbase | |
274 | set s " [string trimleft $str]" | |
275 | } else { | |
276 | set s $ns | |
277 | } | |
278 | } | |
279 | ||
280 | def_msgproc finish {} { | |
281 | msg__sendout $varbase | |
282 | unset s | |
283 | unset d | |
284 | return $a | |
285 | } | |
286 | ||
287 | def_msgproc _sendout {} { | |
288 | lappend a [string trimright $s] | |
289 | set s {} | |
290 | } | |
291 | ||
292 | proc looking_whenwhere {when where} { | |
293 | set str [showtime [expr {$when-1}]] | |
294 | if {[string length $where]} { append str " on $where" } | |
295 | return $str | |
296 | } | |
297 | ||
298 | proc recordlastseen_n {n how here} { | |
299 | global lastseen lookedfor | |
422f52e4 | 300 | set lastseen([irctolower $n]) [list $n [clock seconds] $how] |
83dd1224 IJ |
301 | if {!$here} return |
302 | upvar #0 lookedfor([irctolower $n]) lf | |
303 | if {[info exists lf]} { | |
304 | switch -exact [llength $lf] { | |
305 | 0 { | |
306 | set ml {} | |
307 | } | |
308 | 1 { | |
309 | manyset [lindex $lf 0] when who where | |
310 | set ml [list \ | |
311 | "FYI, $who was looking for you [looking_whenwhere $when $where]."] | |
312 | } | |
313 | default { | |
314 | msg_begin tosend $n "FYI, people have been looking for you:" | |
315 | set i 0 | |
316 | set fin "" | |
317 | foreach e $lf { | |
318 | incr i | |
319 | if {$i == 1} { | |
320 | msg_append tosend " " | |
321 | } elseif {$i == [llength $lf]} { | |
322 | msg_append tosend " and " | |
323 | set fin . | |
324 | } else { | |
325 | msg_append tosend ", " | |
326 | } | |
327 | manyset $e when who where | |
328 | msg_append tosend \ | |
329 | "$who ([looking_whenwhere $when $where])$fin" | |
330 | } | |
331 | set ml [msg_finish tosend] | |
332 | } | |
333 | } | |
334 | unset lf | |
335 | msendprivmsg_delayed 1000 $n $ml | |
336 | } | |
422f52e4 IJ |
337 | } |
338 | ||
83dd1224 | 339 | proc recordlastseen_p {p how here} { |
422f52e4 | 340 | prefix_nick |
83dd1224 | 341 | recordlastseen_n $n $how $here |
422f52e4 IJ |
342 | } |
343 | ||
344 | proc chanmode_arg {} { | |
345 | upvar 2 args cm_args | |
346 | set rv [lindex $cm_args 0] | |
347 | set cm_args [lreplace cm_args 0 0] | |
348 | return $rv | |
349 | } | |
350 | ||
83dd1224 | 351 | proc chanmode_o1 {m g p chan} { |
20087363 | 352 | global nick chan_initialop |
83dd1224 IJ |
353 | prefix_nick |
354 | set who [chanmode_arg] | |
355 | recordlastseen_n $n "being nice to $who" 1 | |
356 | if {"[irctolower $who]" == "[irctolower $nick]"} { | |
20087363 IJ |
357 | set nl [irctolower $n] |
358 | upvar #0 nick_unique($n) u | |
359 | if {[chandb_exists $chan]} { | |
360 | sendprivmsg $n Thanks. | |
361 | } elseif {![info exists u]} { | |
362 | sendprivmsg $n {Op me while not on the channel, why don't you ?} | |
363 | } else { | |
364 | set chan_initialop([irctolower $chan]) $u | |
365 | sendprivmsg $n \ | |
366 | "Thanks. You can use `channel manager ...' to register this channel." | |
367 | if {![nickdb_exists $n] || ![string length [nickdb_get $n username]]} { | |
368 | sendprivmsg $n \ | |
369 | "(But to do that you must register your nick securely first.)" | |
370 | } | |
371 | } | |
83dd1224 IJ |
372 | } |
373 | } | |
374 | ||
422f52e4 IJ |
375 | proc chanmode_o0 {m g p chan} { |
376 | global nick chandeop | |
377 | prefix_nick | |
378 | set who [chanmode_arg] | |
83dd1224 | 379 | recordlastseen_p $p "being mean to $who" 1 |
422f52e4 IJ |
380 | if {"[irctolower $who]" == "[irctolower $nick]"} { |
381 | set chandeop($chan) [list [clock seconds] $p] | |
382 | } | |
cc2d31de | 383 | } |
9bc33297 | 384 | |
422f52e4 IJ |
385 | proc msg_MODE {p c dest modelist args} { |
386 | if {![ischan $dest]} return | |
387 | if {[regexp {^\-(.+)$} $modelist dummy modelist]} { | |
388 | set give 0 | |
389 | } elseif {[regexp {^\+(.+)$} $modelist dummy modelist]} { | |
390 | set give 1 | |
391 | } else { | |
392 | error "invalid modelist" | |
393 | } | |
394 | foreach m [split $modelist] { | |
395 | set procname chanmode_$m$give | |
396 | if {[catch { info body $procname }]} { | |
83dd1224 | 397 | recordlastseen_p $p "fiddling with $dest" 1 |
422f52e4 IJ |
398 | } else { |
399 | $procname $m $give $p $dest | |
400 | } | |
401 | } | |
402 | } | |
403 | ||
a4a1f396 IJ |
404 | proc channel_noone_seen {chan} { |
405 | global nick_onchans | |
406 | foreach n [array names nick_onchans] { | |
407 | upvar #0 nick_onchans($n) oc | |
408 | set oc [grep tc {"$tc" != "$chan"} $oc] | |
409 | } | |
410 | } | |
411 | ||
a056c4bd | 412 | proc process_kickpart {chan user} { |
a4a1f396 | 413 | global nick |
a056c4bd IJ |
414 | check_nick $user |
415 | if {![ischan $chan]} { error "not a channel" } | |
a4a1f396 IJ |
416 | if {"[irctolower $user]" == "[irctolower $nick]"} { |
417 | channel_noone_seen $chan | |
418 | } | |
a056c4bd IJ |
419 | upvar #0 nick_onchans($user) oc |
420 | set lc [irctolower $chan] | |
421 | set oc [grep tc {"$tc" != "$lc"} $oc] | |
d83fb8db | 422 | if {![llength $oc]} { nick_forget $user } |
a4a1f396 | 423 | nick_case $user |
a056c4bd IJ |
424 | } |
425 | ||
426 | proc msg_KICK {p c chans users comment} { | |
427 | set chans [split $chans ,] | |
428 | set users [split $users ,] | |
429 | if {[llength $chans] > 1} { | |
430 | foreach chan $chans user $users { process_kickpart $chan $user } | |
431 | } else { | |
432 | foreach user $users { process_kickpart [lindex $chans 0] $user } | |
433 | } | |
434 | } | |
435 | ||
436 | proc msg_KILL {p c user why} { | |
437 | nick_forget $user | |
438 | } | |
439 | ||
20087363 IJ |
440 | set nick_counter 0 |
441 | set nick_arys {onchans username unique} | |
a056c4bd IJ |
442 | |
443 | proc nick_forget {n} { | |
444 | global nick_arys | |
445 | foreach ary $nick_arys { | |
446 | upvar #0 nick_${ary}($n) av | |
447 | catch { unset av } | |
448 | } | |
a4a1f396 IJ |
449 | nick_case $n |
450 | } | |
451 | ||
452 | proc nick_case {n} { | |
453 | global nick_case | |
454 | set nick_case([irctolower $n]) $n | |
a056c4bd IJ |
455 | } |
456 | ||
83dd1224 | 457 | proc msg_NICK {p c newnick} { |
a4a1f396 | 458 | global nick_arys nick_case |
83dd1224 IJ |
459 | prefix_nick |
460 | recordlastseen_n $n "changing nicks to $newnick" 0 | |
461 | recordlastseen_n $newnick "changing nicks from $n" 1 | |
a056c4bd IJ |
462 | foreach ary $nick_arys { |
463 | upvar #0 nick_${ary}($n) old | |
464 | upvar #0 nick_${ary}($newnick) new | |
465 | if {[info exists new]} { error "nick collision ?! $ary $n $newnick" } | |
466 | if {[info exists old]} { set new $old; unset old } | |
467 | } | |
a4a1f396 | 468 | nick_case $newnick |
83dd1224 IJ |
469 | } |
470 | ||
20087363 IJ |
471 | proc nick_ishere {n} { |
472 | global nick_counter | |
473 | upvar #0 nick_unique($n) u | |
474 | if {![info exists u]} { set u [incr nick_counter].$n.[clock seconds] } | |
475 | nick_case $n | |
476 | } | |
477 | ||
a056c4bd IJ |
478 | proc msg_JOIN {p c chan} { |
479 | prefix_nick | |
480 | recordlastseen_n $n "joining $chan" 1 | |
481 | upvar #0 nick_onchans($n) oc | |
482 | lappend oc [irctolower $chan] | |
20087363 | 483 | nick_ishere $n |
a056c4bd IJ |
484 | } |
485 | proc msg_PART {p c chan} { | |
486 | prefix_nick | |
487 | recordlastseen_n $n "leaving $chan" 1 | |
488 | process_kickpart $chan $n | |
489 | } | |
490 | proc msg_QUIT {p c why} { | |
491 | prefix_nick | |
492 | recordlastseen_n $n "leaving ($why)" 0 | |
493 | nick_forget $n | |
494 | } | |
422f52e4 | 495 | |
cc2d31de IJ |
496 | proc msg_PRIVMSG {p c dest text} { |
497 | prefix_nick | |
422f52e4 | 498 | if {[ischan $dest]} { |
83dd1224 | 499 | recordlastseen_n $n "invoking me in $dest" 1 |
422f52e4 | 500 | set output $dest |
cc2d31de | 501 | } else { |
83dd1224 | 502 | recordlastseen_n $n "talking to me" 1 |
422f52e4 IJ |
503 | set output $n |
504 | } | |
a4a1f396 | 505 | nick_case $n |
422f52e4 IJ |
506 | |
507 | if {[catch { | |
508 | regsub {^! *} $text {} text | |
509 | set ucmd [ta_word] | |
83dd1224 | 510 | set procname ucmd/[string tolower $ucmd] |
422f52e4 IJ |
511 | if {[catch { info body $procname }]} { |
512 | error "unknown command; try help for help" | |
513 | } | |
83dd1224 | 514 | $procname $p $dest |
422f52e4 | 515 | } rv]} { |
7ce72032 | 516 | sendprivmsg $n "error: $rv" |
422f52e4 | 517 | } else { |
7ce72032 | 518 | manyset $rv priv_msgs pub_msgs priv_acts pub_acts |
7a70431a | 519 | foreach {td val} [list $n $priv_acts $output $pub_acts] { |
7ce72032 | 520 | foreach l [split $val "\n"] { |
7a70431a | 521 | sendaction $td $l |
7ce72032 IJ |
522 | } |
523 | } | |
7a70431a | 524 | foreach {td val} [list $n $priv_msgs $output $pub_msgs] { |
422f52e4 | 525 | foreach l [split $val "\n"] { |
7a70431a | 526 | sendprivmsg $td $l |
422f52e4 IJ |
527 | } |
528 | } | |
529 | } | |
530 | } | |
531 | ||
a056c4bd IJ |
532 | proc msg_INVITE {p c n chan} { |
533 | after 1000 [list sendout JOIN $chan] | |
534 | } | |
535 | ||
536 | proc grep {var predicate list} { | |
537 | set o {} | |
538 | upvar 1 $var v | |
539 | foreach v $list { | |
540 | if {[uplevel 1 [list expr $predicate]]} { lappend o $v } | |
541 | } | |
542 | return $o | |
543 | } | |
544 | ||
545 | proc msg_353 {p c dest type chan nicklist} { | |
546 | global names_chans nick_onchans | |
547 | if {![info exists names_chans]} { set names_chans {} } | |
548 | set chan [irctolower $chan] | |
549 | lappend names_chans $chan | |
a4a1f396 | 550 | channel_noone_seen $chan |
a056c4bd IJ |
551 | foreach n [split $nicklist { }] { |
552 | regsub {^[@+]} $n {} n | |
a056c4bd | 553 | if {![string length $n]} continue |
a4a1f396 | 554 | check_nick $n |
a056c4bd IJ |
555 | upvar #0 nick_onchans($n) oc |
556 | lappend oc $chan | |
20087363 | 557 | nick_ishere $n |
a056c4bd IJ |
558 | } |
559 | } | |
560 | ||
561 | proc msg_366 {p c args} { | |
562 | global names_chans nick_onchans | |
563 | if {[llength names_chans] > 1} { | |
564 | foreach n [array names nick_onchans] { | |
565 | upvar #0 nick_onchans($n) oc | |
566 | set oc [grep tc {[lsearch -exact $tc $names_chans] >= 0} $oc] | |
567 | if {![llength $oc]} { nick_forget $n } | |
568 | } | |
569 | } | |
570 | unset names_chans | |
571 | } | |
572 | ||
11d9bff9 IJ |
573 | proc ta_anymore {} { |
574 | upvar 1 text text | |
575 | return [expr {!![string length $text]}] | |
576 | } | |
577 | ||
422f52e4 IJ |
578 | proc ta_nomore {} { |
579 | upvar 1 text text | |
580 | if {[string length $text]} { error "too many parameters" } | |
581 | } | |
582 | ||
583 | proc ta_word {} { | |
584 | upvar 1 text text | |
585 | if {![regexp {^([^ ]+) *(.*)} $text dummy firstword text]} { | |
586 | error "too few parameters" | |
587 | } | |
588 | return $firstword | |
589 | } | |
590 | ||
591 | proc ta_nick {} { | |
592 | upvar 1 text text | |
593 | set v [ta_word] | |
594 | check_nick $v | |
595 | return $v | |
596 | } | |
597 | ||
83dd1224 IJ |
598 | proc def_ucmd {cmdname body} { |
599 | proc ucmd/$cmdname {p dest} " upvar 1 text text\n$body" | |
600 | } | |
601 | ||
7ce72032 IJ |
602 | proc ucmdr {priv pub args} { |
603 | return -code return [concat [list $priv $pub] $args] | |
422f52e4 | 604 | } |
e1ba63be | 605 | |
e6cc22dc IJ |
606 | proc loadhelp {} { |
607 | global help_topics | |
608 | ||
609 | catch { unset help_topics } | |
610 | set f [open helpinfos r] | |
d83fb8db IJ |
611 | try_except_finally { |
612 | set lno 0 | |
613 | while {[gets $f l] >= 0} { | |
614 | incr lno | |
615 | if {[regexp {^#.*} $l]} { | |
616 | } elseif {[regexp {^ *$} $l]} { | |
617 | if {[info exists topic]} { | |
618 | set help_topics($topic) [join $lines "\n"] | |
619 | unset topic | |
620 | unset lines | |
621 | } | |
622 | } elseif {[regexp {^!([-+._0-9a-z]*)$} $l dummy newtopic]} { | |
623 | if {[info exists topic]} { | |
624 | error "help $newtopic while in $topic" | |
625 | } | |
626 | set topic $newtopic | |
627 | set lines {} | |
628 | } elseif {[regexp {^[^!#]} $l]} { | |
629 | set topic | |
630 | lappend lines [string trimright $l] | |
631 | } else { | |
632 | error "eh ? $lno: $l" | |
e6cc22dc | 633 | } |
e6cc22dc | 634 | } |
d83fb8db IJ |
635 | if {[info exists topic]} { error "unfinished topic $topic" } |
636 | } {} { | |
637 | close $f | |
e6cc22dc | 638 | } |
422f52e4 IJ |
639 | } |
640 | ||
e6cc22dc IJ |
641 | def_ucmd help { |
642 | upvar #0 help_topics([irctolower [string trim $text]]) info | |
4fd2739c | 643 | if {![info exists info]} { ucmdr "No help on $text, sorry." {} } |
e6cc22dc IJ |
644 | ucmdr $info {} |
645 | } | |
e1ba63be | 646 | |
e6cc22dc IJ |
647 | def_ucmd ? { |
648 | global help_topics | |
649 | ucmdr $help_topics() {} | |
650 | } | |
e1ba63be | 651 | |
4fd2739c | 652 | proc check_username {target} { |
7ce72032 IJ |
653 | if { |
654 | [string length $target] > 8 || | |
655 | [regexp {[^-0-9a-z]} $target] || | |
656 | ![regexp {^[a-z]} $target] | |
657 | } { error "invalid username" } | |
4fd2739c IJ |
658 | } |
659 | ||
20087363 | 660 | proc somedb__head {} { |
7a70431a | 661 | uplevel 1 { |
20087363 IJ |
662 | set idl [irctolower $id] |
663 | upvar #0 ${nickchan}db($idl) ndbe | |
664 | binary scan $idl H* idh | |
665 | set idfn $fprefix$idh | |
666 | if {![info exists iddbe] && [file exists $idfn]} { | |
667 | set f [open $idfn r] | |
7a70431a IJ |
668 | try_except_finally { set newval [read $f] } {} { close $f } |
669 | if {[llength $newval] % 2} { error "invalid length" } | |
20087363 | 670 | set iddbe $newval |
7a70431a IJ |
671 | } |
672 | } | |
673 | } | |
674 | ||
20087363 IJ |
675 | proc def_somedb {name arglist body} { |
676 | foreach {nickchan fprefix} {nick users/n chan chans/c} { | |
677 | proc ${nickchan}db_$name $arglist \ | |
678 | "set nickchan $nickchan; set fprefix $fprefix; somedb__head; $body" | |
679 | } | |
7a70431a IJ |
680 | } |
681 | ||
20087363 IJ |
682 | def_somedb exists {id} { |
683 | return [info exists iddbe] | |
7a70431a IJ |
684 | } |
685 | ||
20087363 IJ |
686 | def_somedb delete {id} { |
687 | catch { unset iddbe } | |
688 | file delete $idfn | |
7a70431a IJ |
689 | } |
690 | ||
20087363 IJ |
691 | set default_settings_nick {timeformat ks} |
692 | set default_settings_chan {autojoin 1} | |
7a70431a | 693 | |
20087363 IJ |
694 | def_somedb set {id args} { |
695 | upvar #0 default_settings_$nickchan def | |
696 | if {![info exists iddbe]} { set iddbe $def } | |
697 | foreach {key value} [concat $iddbe $args] { set a($key) $value } | |
7a70431a IJ |
698 | set newval {} |
699 | foreach {key value} [array get a] { lappend newval $key $value } | |
20087363 | 700 | set f [open $idfn.new w] |
7a70431a IJ |
701 | try_except_finally { |
702 | puts $f $newval | |
703 | close $f | |
20087363 | 704 | file rename -force $idfn.new $idfn |
7a70431a | 705 | } { |
7a70431a | 706 | } { |
d83fb8db | 707 | catch { close $f } |
7a70431a | 708 | } |
20087363 | 709 | set iddbe $newval |
7a70431a IJ |
710 | } |
711 | ||
20087363 IJ |
712 | def_somedb get {id key} { |
713 | upvar #0 default_settings_$nickchan def | |
714 | if {[info exists iddbe]} { | |
715 | set l $iddbe | |
7a70431a | 716 | } else { |
20087363 | 717 | set l $def |
7a70431a IJ |
718 | } |
719 | foreach {tkey value} $l { | |
720 | if {"$tkey" == "$key"} { return $value } | |
721 | } | |
722 | error "unset setting $key" | |
723 | } | |
724 | ||
20087363 IJ |
725 | proc opt {key} { |
726 | global calling_nick | |
727 | if {[info exists calling_nick]} { set n $calling_nick } { set n {} } | |
728 | return [nickdb_get $n $key] | |
729 | } | |
730 | ||
7a70431a IJ |
731 | proc check_notonchan {} { |
732 | upvar 1 dest dest | |
733 | if {[ischan $dest]} { error "that command must be sent privately" } | |
734 | } | |
735 | ||
736 | proc nick_securitycheck {strict} { | |
737 | upvar 1 n n | |
738 | if {![nickdb_exists $n]} { error "you are unknown to me, use `register'." } | |
20087363 | 739 | set wantu [nickdb_get $n username] |
7a70431a IJ |
740 | if {![string length $wantu]} { |
741 | if {$strict} { | |
742 | error "that feature is only available to secure users, sorry." | |
743 | } else { | |
744 | return | |
745 | } | |
746 | } | |
747 | upvar #0 nick_username($n) nu | |
748 | if {![info exists nu]} { | |
749 | error "nick $n is secure, you must identify yourself first." | |
750 | } | |
751 | if {"$wantu" != "$nu"} { | |
752 | error "you are the wrong user - the nick $n belongs to $wantu, not $nu" | |
753 | } | |
754 | } | |
755 | ||
20087363 IJ |
756 | proc channel_securitycheck {channel n} { |
757 | # You must also call `nick_securitycheck 1' | |
758 | if {[lsearch -exact [irctolower [chandb_get $channel managers]] $n] < 0} { | |
759 | error "you are not a manager of $channel" | |
760 | } | |
761 | } | |
762 | ||
763 | proc def_chancmd {name body} { | |
764 | proc channel/$name {} \ | |
765 | " upvar 1 target chan; upvar 1 n n; upvar 1 text text; $body" | |
766 | } | |
767 | ||
768 | def_chancmd manager { | |
769 | set opcode [ta_word] | |
770 | switch -exact _$opcode { | |
771 | _= { set ml {} } | |
772 | _+ - _- { | |
773 | if {[chandb_exists $chan]} { | |
774 | set ml [chandb_get $chan managers] | |
775 | } else { | |
776 | set ml [list [irctolower $n]] | |
777 | } | |
778 | } | |
779 | default { | |
780 | error "`channel manager' opcode must be one of + - =" | |
781 | } | |
782 | } | |
783 | foreach nn [split $text " "] { | |
784 | if {![string length $nn]} continue | |
785 | check_nick $nn | |
786 | set nn [irctolower $nn] | |
787 | if {"$opcode" != "-"} { | |
788 | lappend ml $nn | |
789 | } else { | |
790 | set ml [grep nq {"$nq" != "$nn"} $ml] | |
791 | } | |
792 | } | |
793 | if {[llength $ml]} { | |
794 | chandb_set $chan managers $ml | |
795 | ucmdr "Managers of $chan: $ml" {} | |
796 | } else { | |
797 | chandb_delete $chan | |
798 | ucmdr {} {} "forgets about managing $chan." {} | |
799 | } | |
800 | } | |
801 | ||
802 | def_chancmd autojoin { | |
803 | set yesno [ta_word] | |
804 | switch -exact [string tolower $yesno] { | |
805 | no { set nv 0 } | |
806 | yes { set nv 1 } | |
807 | default { error "channel autojoin must be `yes' or `no' } | |
808 | } | |
809 | chandb_set $chan autojoin $nv | |
810 | } | |
811 | ||
812 | def_chancmd show { | |
813 | if {[chandb_exists $chan]} { | |
814 | set l "Settings for $chan: autojoin " | |
815 | append l [lindex {no yes} [chandb_get $chan autojoin]] | |
816 | append l "\nManagers: " | |
817 | append l [join [chandb_get $chan managers] " "] | |
818 | ucmdr {} $l | |
819 | } else { | |
820 | ucmdr {} "The channel $chan is not managed." | |
821 | } | |
822 | } | |
823 | ||
824 | def_ucmd op { | |
825 | if {[ischan $dest]} { set target $dest } | |
826 | if {[ta_anymore]} { set target [ta_word] } | |
827 | ta_nomore | |
828 | if {![info exists target]} { error "you must specify, or !... on, the channel" } | |
829 | if {![ischan $target]} { error "not a valid channel" } | |
830 | if {![chandb_exists $target]} { error "$target is not a managed channel." } | |
831 | prefix_nick | |
832 | nick_securitycheck 1 | |
833 | channel_securitycheck $target $n | |
834 | sendout MODE $target +o $n | |
835 | } | |
836 | ||
837 | def_ucmd channel { | |
838 | if {[ischan $dest]} { set target $dest } | |
839 | if {![ta_anymore]} { | |
840 | set subcmd show | |
841 | } else { | |
842 | set subcmd [ta_word] | |
843 | } | |
844 | if {[ischan $subcmd]} { | |
845 | set target $subcmd | |
846 | if {![ta_anymore]} { | |
847 | set subcmd show | |
848 | } else { | |
849 | set subcmd [ta_word] | |
850 | } | |
851 | } | |
852 | if {![info exists target]} { error "privately, you must specify a channel" } | |
853 | set procname channel/$subcmd | |
854 | if {"$subcmd" != "show"} { | |
855 | if {[catch { info body $procname }]} { error "unknown channel setting $subcmd" } | |
856 | prefix_nick | |
857 | nick_securitycheck 1 | |
858 | if {[chandb_exists $target]} { | |
859 | channel_securitycheck $target $n | |
860 | } else { | |
861 | upvar #0 chan_initialop([irctolower $target]) io | |
862 | upvar #0 nick_unique($n) u | |
863 | if {![info exists io]} { error "$target is not a managed channel" } | |
864 | if {"$io" != "$u"} { error "you are not the interim manager of $target" } | |
865 | if {"$subcmd" != "manager"} { error "use `channel manager' first" } | |
866 | } | |
867 | } | |
868 | channel/$subcmd | |
869 | } | |
870 | ||
a4a1f396 IJ |
871 | def_ucmd who { |
872 | if {[ta_anymore]} { | |
873 | set target [ta_word]; ta_nomore | |
874 | set myself 1 | |
875 | } else { | |
876 | prefix_nick | |
877 | set target $n | |
878 | set myself [expr {"$target" != "$n"}] | |
879 | } | |
880 | upvar #0 nick_case([irctolower $target]) nc | |
881 | set nshow $target | |
882 | if {[info exists nc]} { | |
883 | upvar #0 nick_onchans($nc) oc | |
884 | upvar #0 nick_username($nc) nu | |
885 | if {[info exists oc]} { set nshow $nc } | |
886 | } | |
887 | if {![nickdb_exists $target]} { | |
888 | set ol "$nshow is not a registered nick." | |
20087363 | 889 | } elseif {[string length [set username [nickdb_get $target username]]]} { |
a4a1f396 IJ |
890 | set ol "The nick $nshow belongs to the user $username." |
891 | } else { | |
892 | set ol "The nick $nshow is registered (but not to a username)." | |
893 | } | |
894 | if {![info exists nc] || ![info exists oc]} { | |
895 | if {$myself} { | |
896 | append ol "\nI can't see $nshow on anywhere." | |
897 | } else { | |
898 | append ol "\nYou aren't on any channels with me." | |
899 | } | |
900 | } elseif {![info exists nu]} { | |
901 | append ol "\n$nshow has not identified themselves." | |
902 | } elseif {![info exists username]} { | |
903 | append ol "\n$nshow has identified themselves as the user $nu." | |
904 | } elseif {"$nu" != "$username"} { | |
905 | append ol "\nHowever, $nshow is being used by the user $nu." | |
906 | } else { | |
907 | append ol "\n$nshow has identified themselves to me." | |
908 | } | |
909 | ucmdr {} $ol | |
910 | } | |
911 | ||
7a70431a IJ |
912 | def_ucmd register { |
913 | prefix_nick | |
914 | check_notonchan | |
915 | set old [nickdb_exists $n] | |
916 | if {$old} { nick_securitycheck 0 } | |
917 | switch -exact [string tolower [string trim $text]] { | |
918 | {} { | |
919 | upvar #0 nick_username($n) nu | |
920 | if {![info exists nu]} { | |
921 | ucmdr {} \ | |
a4a1f396 | 922 | "You must identify yourself before using `register'. See `help identify', or use `register insecure'." |
7a70431a IJ |
923 | } |
924 | nickdb_set $n username $nu | |
925 | ucmdr {} {} "makes a note of your username." {} | |
926 | } | |
927 | delete { | |
928 | nickdb_delete $n | |
929 | ucmdr {} {} "forgets your nickname." {} | |
930 | } | |
931 | insecure { | |
932 | nickdb_set $n username {} | |
933 | if {$old} { | |
934 | ucmdr {} "Security is now disabled for your nickname !" | |
935 | } else { | |
936 | ucmdr {} "This is fine, but bear in mind that people will be able to mess with your settings. Channel management features need a secure registration." "makes an insecure registration for your nick." | |
937 | } | |
938 | } | |
939 | } | |
11d9bff9 IJ |
940 | } |
941 | ||
942 | proc timeformat_desc {tf} { | |
943 | switch -exact $tf { | |
86892128 | 944 | ks { return "Times will be displayed in seconds or kiloseconds." } |
11d9bff9 IJ |
945 | hms { return "Times will be displayed in hours, minutes, etc." } |
946 | default { error "invalid timeformat: $v" } | |
947 | } | |
948 | } | |
949 | ||
950 | proc def_setting {opt show_body set_body} { | |
951 | proc set_show/$opt {} " | |
952 | upvar 1 n n | |
953 | set opt $opt | |
954 | $show_body" | |
955 | if {![string length $set_body]} return | |
956 | proc set_set/$opt {} " | |
957 | upvar 1 n n | |
958 | upvar 1 text text | |
959 | set opt $opt | |
960 | $set_body" | |
961 | } | |
962 | ||
963 | def_setting timeformat { | |
20087363 | 964 | set tf [nickdb_get $n timeformat] |
11d9bff9 IJ |
965 | return "$tf: [timeformat_desc $tf]" |
966 | } { | |
967 | set tf [string tolower [ta_word]] | |
968 | ta_nomore | |
969 | set desc [timeformat_desc $tf] | |
970 | nickdb_set $n timeformat $tf | |
971 | ucmdr {} $desc | |
972 | } | |
973 | ||
974 | def_setting security { | |
20087363 | 975 | set s [nickdb_get $n username] |
11d9bff9 IJ |
976 | if {[string length $s]} { |
977 | return "Your nick, $n, is controlled by the user $s." | |
978 | } else { | |
979 | return "Your nick, $n, is not secure." | |
980 | } | |
981 | } {} | |
982 | ||
983 | def_ucmd set { | |
984 | prefix_nick | |
985 | check_notonchan | |
986 | if {![nickdb_exists $n]} { | |
d83fb8db | 987 | ucmdr {} "You are unknown to me and so have no settings. (Use `register'.)" |
11d9bff9 IJ |
988 | } |
989 | if {![ta_anymore]} { | |
990 | set ol {} | |
991 | foreach proc [lsort [info procs]] { | |
992 | if {![regexp {^set_show/(.*)$} $proc dummy opt]} continue | |
993 | lappend ol [format "%-10s %s" $opt [set_show/$opt]] | |
994 | } | |
995 | ucmdr {} [join $ol "\n"] | |
996 | } else { | |
997 | set opt [ta_word] | |
998 | if {[catch { info body set_show/$opt }]} { | |
999 | error "no setting $opt" | |
1000 | } | |
1001 | if {![ta_anymore]} { | |
1002 | ucmdr {} "$opt [set_show/$opt]" | |
1003 | } else { | |
86892128 | 1004 | nick_securitycheck 0 |
11d9bff9 IJ |
1005 | if {[catch { info body set_set/$opt }]} { |
1006 | error "setting $opt cannot be set with `set'" | |
1007 | } | |
1008 | set_set/$opt | |
1009 | } | |
1010 | } | |
1011 | } | |
7a70431a | 1012 | |
4fd2739c IJ |
1013 | def_ucmd identpass { |
1014 | set username [ta_word] | |
d83fb8db | 1015 | set passmd5 [md5sum "[ta_word]\n"] |
4fd2739c IJ |
1016 | ta_nomore |
1017 | prefix_nick | |
11d9bff9 | 1018 | check_notonchan |
4fd2739c IJ |
1019 | upvar #0 nick_onchans($n) onchans |
1020 | if {![info exists onchans] || ![llength $onchans]} { | |
7a70431a | 1021 | ucmdr "You must be on a channel with me to identify yourself." {} |
4fd2739c IJ |
1022 | } |
1023 | check_username $username | |
1024 | exec userv --timeout 3 $username << "$passmd5\n" > /dev/null \ | |
1025 | irc-identpass $n | |
1026 | upvar #0 nick_username($n) rec_username | |
1027 | set rec_username $username | |
7a70431a | 1028 | ucmdr "Pleased to see you, $username." {} |
4fd2739c IJ |
1029 | } |
1030 | ||
1031 | def_ucmd summon { | |
1032 | set target [ta_word] | |
1033 | ta_nomore | |
1034 | check_username $target | |
7ce72032 IJ |
1035 | prefix_nick |
1036 | ||
1037 | upvar #0 lastsummon($target) ls | |
1038 | set now [clock seconds] | |
1039 | if {[info exists ls]} { | |
1040 | set interval [expr {$now - $ls}] | |
1041 | if {$interval < 30} { | |
1042 | ucmdr {} \ | |
1043 | "Please be patient; $target was summoned only [showinterval $interval]." | |
1044 | } | |
1045 | } | |
1046 | regsub {^[^!]*!} $p {} path | |
1047 | if {[catch { | |
1048 | exec userv --timeout 3 $target irc-summon $n $path \ | |
1049 | [expr {[ischan $dest] ? "$dest" : ""}] \ | |
1050 | < /dev/null | |
1051 | } rv]} { | |
1052 | regsub -all "\n" $rv { / } rv | |
1053 | error $rv | |
1054 | } | |
1055 | if {[regexp {^problem (.*)} $rv dummy problem]} { | |
8a8d337d | 1056 | ucmdr {} "The user `$target' $problem." |
7ce72032 IJ |
1057 | } elseif {[regexp {^ok ([^ ]+) ([0-9]+)$} $rv dummy tty idlesince]} { |
1058 | set idletime [expr {$now - $idlesince}] | |
1059 | set ls $now | |
1060 | ucmdr {} {} {} "invites $target ($tty[expr { | |
1061 | $idletime > 10 ? ", idle for [showintervalsecs $idletime]" : "" | |
1062 | }]) to [expr { | |
1063 | [ischan $dest] ? "join us here" : "talk to you" | |
1064 | }]." | |
1065 | } else { | |
1066 | error "unexpected response from userv service: $rv" | |
1067 | } | |
1068 | } | |
1069 | ||
a69f7d2c IJ |
1070 | proc md5sum {value} { exec md5sum << $value } |
1071 | ||
83dd1224 | 1072 | def_ucmd seen { |
422f52e4 | 1073 | global lastseen nick |
83dd1224 IJ |
1074 | prefix_nick |
1075 | set ncase [ta_nick] | |
1076 | set nlower [irctolower $ncase] | |
422f52e4 | 1077 | ta_nomore |
83dd1224 IJ |
1078 | set now [clock seconds] |
1079 | if {"$nlower" == "[irctolower $nick]"} { | |
422f52e4 | 1080 | error "I am not self-aware." |
83dd1224 IJ |
1081 | } elseif {![info exists lastseen($nlower)]} { |
1082 | set rstr "I've never seen $ncase." | |
422f52e4 | 1083 | } else { |
83dd1224 IJ |
1084 | manyset $lastseen($nlower) realnick time what |
1085 | set howlong [expr {$now - $time}] | |
1086 | set string [showinterval $howlong] | |
1087 | set rstr "I last saw $realnick $string, $what." | |
1088 | } | |
1089 | if {[ischan $dest]} { | |
1090 | set where $dest | |
1091 | } else { | |
1092 | set where {} | |
1093 | } | |
1094 | upvar #0 lookedfor($nlower) lf | |
1095 | if {[info exists lf]} { set oldvalue $lf } else { set oldvalue {} } | |
1096 | set lf [list [list $now $n $where]] | |
1097 | foreach v $oldvalue { | |
1098 | if {"[irctolower [lindex $v 1]]" == "[irctolower $n]"} continue | |
1099 | lappend lf $v | |
cc2d31de | 1100 | } |
83dd1224 | 1101 | ucmdr {} $rstr |
cc2d31de IJ |
1102 | } |
1103 | ||
1104 | if {![info exists sock]} { | |
1105 | set sock [socket $host $port] | |
1106 | fconfigure $sock -buffering line | |
1107 | #fconfigure $sock -translation binary | |
1108 | fconfigure $sock -translation crlf | |
1109 | ||
b3d361ab | 1110 | sendout USER blight 0 * $ownfullname |
cc2d31de IJ |
1111 | sendout NICK $nick |
1112 | fileevent $sock readable onread | |
1113 | } | |
1114 | ||
e6cc22dc IJ |
1115 | loadhelp |
1116 | ||
8979e0d6 IJ |
1117 | #if {![regexp {tclsh} $argv0]} { |
1118 | # vwait terminate | |
1119 | #} |